<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>图书列表展示</title>
    <link rel="stylesheet" href="css/bootstrap.min.css">

    <link rel="stylesheet" href="css/list.css">
    <script type="text/javascript" src="js/jquery.min.js"></script>
    <script type="text/javascript" src="js/bootstrap.min.js"></script>
    <script src="js/jq-paginator.js"></script>

</head>

<body>
<div class="bookContainer">
    <h2>图书列表展示</h2>
    <div class="navbar-justify-between">
        <div>
            <button class="btn btn-outline-info" type="button" onclick="location.href='book_add.html'">添加图书</button>
            <button class="btn btn-outline-info" type="button" onclick="batchDelete()">批量删除</button>
        </div>
    </div>

    <table>
        <thead>
        <tr>
            <td>选择</td>
            <td class="width100">图书ID</td>
            <td>书名</td>
            <td>作者</td>
            <td>数量</td>
            <td>定价</td>
            <td>出版社</td>
            <td>状态</td>
            <td class="width200">操作</td>
        </tr>
        </thead>
        <tbody>
        <!-- <tr>
            <td><input type="checkbox" name="selectBook" value="1" id="selectBook" class="book-select"></td>
            <td>1</td>
            <td>大秦帝国第一册</td>
            <td>我是作者</td>
            <td>23</td>
            <td>33.00</td>
            <td>北京出版社</td>
            <td>可借阅</td>
            <td>
                <div class="op">
                    <a href="book_update.html?bookId=1">修改</a>
                    <a href="javascript:void(0)" onclick="deleteBook(1)">删除</a>
                </div>
            </td>
        </tr> -->


        </tbody>
    </table>

    <div class="demo">
        <ul id="pageContainer" class="pagination justify-content-center"></ul>
    </div>
    <script>

        getBookList();
        function getBookList() {
            $.ajax({
                type: "get",
                url: "/book/getListByPage"+location.search,
                success: function(body){
                    if(body.code=="NOLOGIN"){
                        location.href = "login.html";
                    }
                    var result = body.data;
                    if(result==null){
                        return;
                    }
                    var books = result.items;
                    if(books==null){
                        return;
                    }
                    var finalHtml = "";
                    for(var book of books){
                        //拼接HTML
                        finalHtml +='<tr>';
                        finalHtml +='<td><input type="checkbox" name="selectBook" value="'+book.id+'" id="selectBook" class="book-select"></td>';
                        finalHtml +='<td>'+book.id+'</td>';
                        finalHtml +='<td>'+book.bookName+'</td>';
                        finalHtml +='<td>'+book.author+'</td>';
                        finalHtml +='<td>'+book.count+'</td>';
                        finalHtml +='<td>'+book.price+'</td>';
                        finalHtml +='<td>'+book.publish+'</td>';
                        finalHtml +='<td>'+book.stateCN+'</td>';
                        finalHtml +='<td>';
                        finalHtml +='<div class="op">';
                        finalHtml +='<a href="book_update.html?bookId='+book.id+'">修改</a>';
                        finalHtml +='<a href="javascript:void(0)" onclick="deleteBook('+book.id+')">删除</a>';
                        finalHtml +='</div>';
                        finalHtml +='</td></tr>';
                    }
                    $("tbody").html(finalHtml);


                    //翻页信息
                    $("#pageContainer").jqPaginator({
                        totalCounts: result.count, //总记录数
                        pageSize: 10,    //每页的个数
                        visiblePages: 5, //可视页数
                        currentPage: result.requestPage.currentPage,  //当前页码
                        first: '<li class="page-item"><a class="page-link">首页</a></li>',
                        prev: '<li class="page-item"><a class="page-link" href="javascript:void(0);">上一页<\/a><\/li>',
                        next: '<li class="page-item"><a class="page-link" href="javascript:void(0);">下一页<\/a><\/li>',
                        last: '<li class="page-item"><a class="page-link" href="javascript:void(0);">最后一页<\/a><\/li>',
                        page: '<li class="page-item"><a class="page-link" href="javascript:void(0);">{{page}}<\/a><\/li>',
                        //页面初始化和页码点击时都会执行
                        onPageChange: function (page, type) {
                            //init 第一页
                            //change 跳转到第page页
                            console.log("第"+page+"页, 类型:"+type);
                            if(type=="change"){  //表示翻页
                                location.href = "book_list.html?currentPage="+page;
                            }

                        }
                    });
                },
                error: function(error){
                    if(error.status==401){
                        //用户未登录
                        // alert("请先登录");
                        location.href = "login.html";
                    }
                    // console.log(error);
                }
            });
        }


        function deleteBook(id) {
            var isDelete = confirm("确认删除?");
            if (isDelete) {
                //删除图书
                // alert("删除成功");
                $.ajax({
                    url: "/book/deleteBook",
                    type: "post",
                    data: {
                        bookId: id
                    },
                    success: function(result){
                        if(result!=null && result.data ==true){
                            alert("删除成功");
                            location.href = "book_list.html";
                        }else{
                            alert("删除失败!")
                        }

                    }
                });
            }
        }
        function batchDelete() {
            var isDelete = confirm("确认批量删除?");
            if (isDelete) {
                //获取复选框的id
                var ids = [];
                $("input:checkbox[name='selectBook']:checked").each(function () {
                    ids.push($(this).val());
                });
                console.log(ids);

                // alert("批量删除成功");
                $.ajax({
                    url: "/book/batchDelete",
                    type: "post",
                    data: {
                        ids: ids
                    },
                    success: function(result){
                        if(result!=null && result.data ==true){
                            alert("批量删除成功");
                            location.href = "book_list.html";
                        }else{
                            alert("删除失败")
                        }
                    }
                });
            }
        }

    </script>
</div>
</body>

</html>